Cup in the shape of a stack of tires



FIG. 1 is a perspective view of a cup showing our new design.

FIG. 2 is a right side elevational view thereof, with the left side, front, and rear elevational views being identical;

FIG. 3 is a top plan view thereof; and,

FIG. 4 is a bottom plan view thereof.

The broken line showing of the cup lid is for illustrative purposes only and forms no part of the claimed design.

The broken lines defining the boundary of the top of the claimed design forms no part thereof. 

The ornamental design for a cup in the shape of a stack of tires, as shown and described. 